EP3623639A4 - Ailette de détendeur de pression, structure de compresseur et compresseur - Google Patents
Ailette de détendeur de pression, structure de compresseur et compresseur Download PDFInfo
- Publication number
- EP3623639A4 EP3623639A4 EP17908929.7A EP17908929A EP3623639A4 EP 3623639 A4 EP3623639 A4 EP 3623639A4 EP 17908929 A EP17908929 A EP 17908929A EP 3623639 A4 EP3623639 A4 EP 3623639A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- compressor
- pressure expander
- expander blade
- blade
- compressor structure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/44—Fluid-guiding means, e.g. diffusers
- F04D29/441—Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid pumps
- F04D29/444—Bladed diffusers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
- F04D29/284—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for compressors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/68—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers
- F04D29/681—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps
- F04D29/684—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps by fluid injection
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710330901.0A CN107023516A (zh) | 2017-05-11 | 2017-05-11 | 扩压器叶片、压缩机结构和压缩机 |
PCT/CN2017/118109 WO2018205632A1 (fr) | 2017-05-11 | 2017-12-22 | Ailette de détendeur de pression, structure de compresseur et compresseur |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3623639A1 EP3623639A1 (fr) | 2020-03-18 |
EP3623639A4 true EP3623639A4 (fr) | 2020-05-27 |
Family
ID=59529753
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP17908929.7A Pending EP3623639A4 (fr) | 2017-05-11 | 2017-12-22 | Ailette de détendeur de pression, structure de compresseur et compresseur |
Country Status (4)
Country | Link |
---|---|
US (1) | US20210140446A1 (fr) |
EP (1) | EP3623639A4 (fr) |
CN (1) | CN107023516A (fr) |
WO (1) | WO2018205632A1 (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107013497B (zh) * | 2017-05-11 | 2024-03-19 | 珠海格力电器股份有限公司 | 回流器叶片、压缩机结构和压缩机 |
CN107023516A (zh) * | 2017-05-11 | 2017-08-08 | 珠海格力电器股份有限公司 | 扩压器叶片、压缩机结构和压缩机 |
CN113829015B (zh) * | 2021-10-25 | 2023-10-27 | 重庆江增船舶重工有限公司 | 扇形扩压器的加工方法 |
CN115653913B (zh) * | 2022-10-26 | 2023-12-15 | 青岛海信日立空调系统有限公司 | 一种室外机以及空调系统 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2084463A (en) * | 1935-03-11 | 1937-06-22 | Edward A Stalker | Pumping machinery |
JPH01174599U (fr) * | 1988-05-31 | 1989-12-12 | ||
JPH08284892A (ja) * | 1995-04-10 | 1996-10-29 | Mitsubishi Heavy Ind Ltd | 遠心圧縮機のディフューザ |
US20110255962A1 (en) * | 2008-10-17 | 2011-10-20 | Turbomeca | Diffuser having blades with apertures |
US20140105723A1 (en) * | 2011-05-16 | 2014-04-17 | Turbomeca | Gas turbine diffuser blowing method and corresponding diffuser |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2416165B2 (de) * | 1974-04-03 | 1976-09-09 | Gutehoffnungshütte Sterkra^e AG, 4200 Oberhausen | Leitschaufeldiffusor |
JPS54127013A (en) * | 1978-03-24 | 1979-10-02 | Kobe Steel Ltd | Diffuser |
JP2004300929A (ja) * | 2003-03-28 | 2004-10-28 | Tokyo Electric Power Co Inc:The | 多段圧縮機、ヒートポンプ、並びに熱利用装置 |
CN100374733C (zh) * | 2004-02-23 | 2008-03-12 | 孙敏超 | 一种径向单列叶片扩压器 |
CN101092976A (zh) * | 2007-07-30 | 2007-12-26 | 北京航空航天大学 | 离心压气机扩压器叶片内引气流动控制增效装置 |
EP2990662B1 (fr) * | 2014-08-28 | 2017-06-14 | Nuovo Pignone S.r.l. | Compresseurs centrifuges avec refroidissement intermédiaire intégré |
CN206889356U (zh) * | 2017-05-11 | 2018-01-16 | 珠海格力电器股份有限公司 | 扩压器叶片、压缩机结构和压缩机 |
CN107023516A (zh) * | 2017-05-11 | 2017-08-08 | 珠海格力电器股份有限公司 | 扩压器叶片、压缩机结构和压缩机 |
-
2017
- 2017-05-11 CN CN201710330901.0A patent/CN107023516A/zh active Pending
- 2017-12-22 WO PCT/CN2017/118109 patent/WO2018205632A1/fr unknown
- 2017-12-22 US US16/611,656 patent/US20210140446A1/en not_active Abandoned
- 2017-12-22 EP EP17908929.7A patent/EP3623639A4/fr active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2084463A (en) * | 1935-03-11 | 1937-06-22 | Edward A Stalker | Pumping machinery |
JPH01174599U (fr) * | 1988-05-31 | 1989-12-12 | ||
JPH08284892A (ja) * | 1995-04-10 | 1996-10-29 | Mitsubishi Heavy Ind Ltd | 遠心圧縮機のディフューザ |
US20110255962A1 (en) * | 2008-10-17 | 2011-10-20 | Turbomeca | Diffuser having blades with apertures |
US20140105723A1 (en) * | 2011-05-16 | 2014-04-17 | Turbomeca | Gas turbine diffuser blowing method and corresponding diffuser |
Non-Patent Citations (1)
Title |
---|
See also references of WO2018205632A1 * |
Also Published As
Publication number | Publication date |
---|---|
CN107023516A (zh) | 2017-08-08 |
US20210140446A1 (en) | 2021-05-13 |
EP3623639A1 (fr) | 2020-03-18 |
WO2018205632A1 (fr) | 2018-11-15 |
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Legal Events
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
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17P | Request for examination filed |
Effective date: 20191119 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
AX | Request for extension of the european patent |
Extension state: BA ME |
|
A4 | Supplementary search report drawn up and despatched |
Effective date: 20200423 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: F04D 29/42 20060101ALI20200417BHEP Ipc: F04D 29/44 20060101AFI20200417BHEP Ipc: F04D 29/68 20060101ALI20200417BHEP |
|
DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) | ||
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: EXAMINATION IS IN PROGRESS |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: EXAMINATION IS IN PROGRESS |
|
17Q | First examination report despatched |
Effective date: 20211115 |
|
P01 | Opt-out of the competence of the unified patent court (upc) registered |
Effective date: 20230530 |